Company Details
  • Gongyi Liangda Tubes Co., LTD

  •  [Henan,China]
  • Business Type:Distributor/Wholesaler , Manufacturer
  • Main Mark: Africa , Americas , Asia , Caribbean , East Europe , Europe , Middle East , North Europe , Oceania , Other Markets , West Europe , Worldwide
  • Description:Composite Material Flap Valves,Flap Valves,Material Flap Valves
Gongyi Liangda Tubes Co., LTD Composite Material Flap Valves,Flap Valves,Material Flap Valves
Home > Products > Flap Valve > Composite Material Flap Valves

Composite Material Flap Valves

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Additional Info

Place of Origin: China

Product Description

Composite Material Flap Valve Cost-Effective Valve Superior Quality Backflow Prevention Supply Range is From DN300mm to DN3000mm Low Headloss and Maintenance Free

Composite Material(FRP) Flap Valve
FRP(Fiber Reinforced Plastics)

Features and Benifits
  • Customized Shape or Other Shape Available
  • Reliable backflow prevention
  • Smart design eliminates maintenance
  • Corrosion resistant, will not warp or freeze open or shut
  • No cracking pressure needed, low head loss, can be completely open to flood discharge
  • Environmentally-friendly


Nominal diameter: DN300mm to DN3000mm, other sizes available
Maximum working pressure: 5.0 meter water
Operating temperature: -20℃ - 60℃
Opening angle >60°
Corrosion resistance Yes
Applicable media water, river water, seawater, living water, industrial sewage.

NO. Components Materials Functions
1 Seat FRP Support
2 Flange FRP Fasten
3 Gate FRP Flow Control
4 Seal Silastic Seal
5 Sleeve HDPE Antiabrasion
6 Hinge Pine SS 304 Hinge
7 Nut SS 304 Fasten
8 Cotter Pin SS 304 Fasten
9 Eye Bolt SS 304 Support
10 Hex Flange Bolt SS 304 Seal

Integrate FRP Flange
Usually the flange drilling standard is based on DIN PN6, other standards avaible as ANSI CLASS150/300, DIN PN16/25, JIS10 etc. For special application, please contact GYLDT for detailed design.

The FRP density is usually 1.8-2.1g/cm which is about steel 1 / 4, the smart cavate gate design would allow change specific gravity to adapt to flow rate.

Looking for ideal Composite Material Flap Valves Manufacturer & supplier ? We have a wide selection at great prices to help you get creative. All the Flap Valves are quality guaranteed. We are China Origin Factory of Material Flap Valves. If you have any question, please feel free to contact us.

Product Categories : Flap Valve

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  • Composite Material Flap Valves
  • Composite Material Flap Valves
  • Composite Material Flap Valves
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